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1220

Index.

Eccentric sheaves, machining  228, 751

lr

sheaves, setting
- straps, machining
-, throw of .

273
228, 751

   637

  433
905

; Economical sections
Economiser....
Eddies and shock, loss of energy

by......716

Edwards'air-pump       .        .         1147

Effective pressure per square inch

from indicator diagram      .        . 620
Efficiencies at long distance .        . 928

------------of various machines 577,872

------------, thermal        .        .        . 966

Efficiency curves .        .       .        -955

------------, engine and boiler         . 767

------------ideal, of engine     .        . 769

-----.------mechanical, of engine    . 770

------,------of boilers     .        . 939, 1005

------------of compound pumps        1209

------------of crane        .       .        . 573

------------of electric transmission . 551

------------of engine, mechanical    . 620

------------of engines     .        .        . 934

------------of Fourneyron turbine   . 724

------------of gas engines       . 946, 1157

------------of Girard turbine .        .726

- of hydraulic cranes        .  741

- of machines

571

 of perfect   heat   engine

611, 769

------------of plate joints       .  408,413

------------of pullies      .       .        . 873

------------of pumps      .       .        .734

------------of screw        .       .874,1125

------------of steam        .       .        . 602

 of steam engine     .        . 943

------------of turbines, relative       . 726

------------of water wheels, see Water

'. . wheels.

J-------of worm-gear        .         1122

------, relative, of engine    769, 883

------------, thermal, of engine   769, 883

------------, total, of engine    .        . 770

Ejector condenser        .       .        . 688

Elastic limit, primitive .       .        . 363
-, raising of.

---------line, diagrams showing the  388

---------moduli, connection of     .    996

Elasticities, table of     ...  364
Elasticity, and limit of.       .        .361
-----^-----, moduli of direct, trans-
verse, and volumetric       .       .  363
-, transverse (or rigidity) .  363

Electric accmnuiators

958

Electric formulae
---------ignition

- in gas engine
-. in oil engine

PAGE
    552

963, 1186
700
707
- pyrometer, Siemens'.        . 587

---------traction   .       .        ,        .961

---------transmission     .        .   549, 580

-------------------------by storage or

direct       .        .       .        .         551

-------------------------1 efficiency of. 551

-------------------------} examples of . 554

------------------------notes     .        . 926

-------- v. hydraulic transmission  . 754

---------v. shafting transmission     . 865

---------welding   .        .   327, 754, 827

---------welding, Voltex system      1055

Electrical resistance . . 1126
Electro-copper .  . . . 793
Elements, effect of, in cast iron . 789

------------, tension and pressure     . 489

Elliptic trammels         .        .   488, 763

195
376

477
473
860
476
879

477
863

478

Emery grinder

--- testing machine

Energies,   numerical   estimate   of

various    .        .        .       .
Energy

- and velocity curves   .

- available .        .        .

-  changes in a gas       .

- , conservation of       .

- example   ...

- , fluctuation of flywheel

- forms; potential and kinetic 475

- , head, pressure, and velo-
city ...... 710

-  in one pound of water      . 711

- , natural stores of      .       . 476

- of revolution of a flywheel

478, 1 102

-  of rotation        .       .         I 100

- , transformation of    .        . 477
Engine and boiler efficiency .        , 767

- , balanced        .       .         1196

- balancing        .       .    ,    1199
  ,  beam  blowing,   compound

and rotative beam, and direct-
acting pumping        .       .       . 628

- , beam, generally      .       . 627

- , Brotherhood three-cylinder 631

Cornish pumping   . .        . 627

.
, diagonal paddle, direct act-

iag,  oscillating,   Penn's  trunk,
side lever marine, steeple        . 630
-duty        .... 768
efficiency .... 934